ISO INTERNATIONAL 7597 STANDARD Second edition 2013-04-01 Forged steel lifting hooks with latch, grade 8 Crochets de levage forgés en acier avec loquet, classe 8 Referencenumber IS0 7597:2013(E) O @ ISO 2013 Copyright Intemafional Organization for Standardization se with ISO Not for Resale IS0 7597:2013(E) COPYRIGHTPROTECTEDDOCUMENT @IS02013 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying,or posting on the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below or ISo's member body in the country of the requester. ISO copyright office Casepostale56·CH-1211Geneva20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland ISO2013-Allrights reserved rovided by IHS under rnetworking pemitedwithout licanse from HS Not for Resale IS07597:2013(E) Contents Page Foreword .iv Introduction .. 1 Scope. 2 Normativereferences 3 Terms and definitions 4 Safety requirements ..1 4.1 Design .1 4.2 Dimensions 4.3 Materials and heattreatment 4 4.4 Manufacturing methods and workmanship .4 4.5 Mechanicalproperties. 4 4.6 Hooklatches .5 5 Verification of safety requirements ..6 5.1 Qualificationofpersonnel .6 5.2 Type tests. .6 5.3 Manufacturing test regime and acceptance criteria .6 5.4 Hooklatches . 6 6 Marking ..6 7 Manufacturer's declaration > 8 Instructions for use AnnexA (informative)Basesfor thecalculation of hookdimensions AnnexB(informative)DesignationsystemforhooksGrade8 ..9 Bibliography .10 ili without license from IHS Not for Resale IS0 7597:2013(E) Foreword Iso (theInternational Organization for Standardization)is a worldwidefederation ofnational standards bodies (Iso member bodies). The work of preparing International Standards is normally carried out through Iso technical committees.Each member body interested in a subject for which a technical committee has been established has the right to be represented on that committee. International organizations, governmental and non-governmental, in liaison with Iso, also take part in the work. ISo collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. The procedures used to develop this document and those intended for its further maintenance are described in the ISO/IEc Directives, Part 1. In particular the different approval criteria needed for the different types ofIsO documents should be noted.This document was drafted in accordance with the editorialrulesoftheISO/IECDirectives, Part2.www.iso.org/directives Attention isdrawntothepossibilitythat some ofthe elements of this documentmaybethesubject of patent rights. IsO shall not be held responsible for identifying any or all such patent rights. Details of anypatentrights identified during thedevelopment of thedocument will be in the Introduction and/or ontheIsolistof patentdeclarations received.www.iso.org/patents Any trade name used in this document is information given for the convenience of users and does not constituteanendorsement. The committee responsible for this document is Iso/TC 111, Round steel link chains, chain slings, componentsandaccessories,SubcommitteeSC3,Componentsandaccessories. Thissecondeditioncancelsandreplacesthefirstedition (Is07597:1987),whichhasbeentechnicallyrevised. @ IS0 2013 - All rights reserved nal Organization for Standardizatior Not for Resale IS0 7597:2013(E) Introduction The hooks covered by this International Standard are normally supplied to be part of a sling, but they can also be used for other applications. In such instances, it is important that the hook design is checked to ensureits fitnessfortheintendeduse. V IHS unde No reproduction or networking pemited without licanse from IHS Not for Resale Ccoyra bylemategal onganizaion eg Standardzation Noreprouctono